Home / 437,549,529.60-655,913,721.60-165,103,372.80

Finding the Fourth Proportional to 437,549,529.60, 655,913,721.60 and 165,103,372.80

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Solution

The fourth proportional to 437,549,529.60, 655,913,721.60 and 165,103,372.80 is: 247,500,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,549,529.60 : 655,913,721.60 = 165,103,372.80 : x
  2. Step 2: Convert to fraction form
    437,549,529.60/655,913,721.60 = 165,103,372.80/x
  3. Step 3: Cross multiply
    437,549,529.60x = 655,913,721.60 × 165,103,372.80
  4. Step 4: Simplify right side
    437,549,529.60x = 108,293,567,701,960,224
  5. Step 5: Solve for x
    x = 108,293,567,701,960,224/437,549,529.60
  6. Step 6: Final answer
    x = 247,500,135.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.